Cod sursa(job #3005629)

Utilizator stefanscdStefan stefanscd Data 17 martie 2023 09:50:15
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.3 kb
Raporteaza aceasta sursa 
#include <bits/stdc++.h>

using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int a,n;
int main()
{
    fin>>a>>n;
    int p=1;
    while(n!=0){
        int c=n%2;
        if(c==1)
            p*=a;
        n/=2;
        a=a*a;
    }
    fout<<p;
    return 0;
}